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Grade: 12th pass
        
2.)Force necessary to pull a circular plate of 5cm radius from water surface for which surface tension is 75 dynes/cm, is
9 months ago

Answers : (1)

Arun
14744 Points
							
Dear student
 
F = T * I = 75 * 2 \pi * r = 150 * 5 \pi 
 = 750 \pi dynes
Hope it helps
 
Regards
Arun (askIITians forum expert)
9 months ago
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